Flushing protocol for the Uponor INOX drinking water distribution system Flushing medium: Water Note: The accompanying explanations and descriptions in the current technical documentation from Uponor must be read and followed.
Project:
______________________________________________________________________
______________________________________________________________________
Client represented by:
______________________________________________________________________
Contractor / responsible specialist represented by:
______________________________________________________________________
Guideline value for the minimum number of tapping points to be opened in relation to the largest nominal diameter of the distribution pipe
Largest outside diameter OD [mm] of the distribution line in the current flushing section Minimum number of outlets to be opened
35
42
54
DN 15
2
4
6
DN 10
2
4
6
Within one storey, the tapping points are fully opened, starting at the tapping point furthest from the riser. After a flushing time of 5 minutes at the last opened flushing point, the taps are closed one after the other. The tap water used for flushing is filtered, resting pressure pw = ______ bar Maintenance fittings (floor shut-offs, preliminary shut-offs) are fully opened. Sensitive fittings and apparatus are removed and replaced by adapters or bridged by flexible lines. Aerators and flow limiters are removed. Built-in strainers and strainers in front of valves were cleaned after flushing with water. The flushing was carried out from the main shut-off valve in the flushing sequence in sections to the furthest remote tapping point. The drinking water system has been flushed properly.
__________________________________
__________________________________
Place, Date
Signature/stamp of contractor
__________________________________
__________________________________
Place, Date
Signature/stamp of client (orderer)
Uponor GmbH
Industriestraße 56, D-97437 Hassfurt, Germany 1120434 02_2021 EN Production: Uponor / DCO
www.uponor.com